Metana Editorial Team
Powered by Metana Editorial Team, our content explores technology, education and innovation. As a team, we strive to provide everything from step-by-step guides to thought provoking insights, so that our readers can gain impeccable knowledge on emerging trends and new skills to confidently build their career. While our articles cover a variety of topics, we are highly focused on Web3, Blockchain, Solidity, Full stack, AI and Cybersecurity. These articles are written, reviewed and thoroughly vetted by our team of subject matter experts, instructors and career coaches.
BlockchainSolidity, the programming language for Ethereum smart contracts, excels at automating tasks and enforcing complex logic within the secure confines of the blockchain. However, smart contracts by themselves operate in a…
BlockchainTL;DR: Solidity is essential for building robust NFT marketplaces on the Ethereum blockchain. Key marketplace features include NFT listing, buying/selling, user management, security measures, and search functionalities.…
BlockchainThe world of blockchain technology develops on real-time communication and transparency. Smart contracts, the self-executing programs on blockchains, play a significant role in this dynamic environment. They can emit…
BlockchainTL;DR: Web3.js Basics: Use Web3.js to connect to the Ethereum network via providers like Infura or Alchemy. Transaction Creation: Construct transaction objects with details like sender, receiver, value, gas, and…
BlockchainWeb3.js, a popular JavaScript library, empowers developers to build decentralized applications (dApps) that interact with blockchains. But how do these dApps actually connect to the underlying network and perform…
BlockchainWeb3.js open up the huge power of Ethereum blockchain for developers. This JavaScript library let's you talk with Ethereum, allowing you to interact with Ethereum's decentralized network from your web applications. With…
Smart ContractsSolidity, the programming language powering Ethereum smart contracts, offers robust tools for code reusability. Two key approaches dominate this landscape: inheritance and libraries. While both serve the purpose of…
Smart ContractsSmart contracts, the self-executing code on blockchains, have revolutionized various industries. They offer trust, transparency, and automation in transactions, forming the backbone of Decentralized Applications…
Smart ContractsTL;DR: Reentrancy Attacks : Prevent these by using checks-effects-interactions patterns, the nonReentrant modifier, or OpenZeppelin's reentrancyGuard. Integer Overflow/Underflow : Utilize safe math libraries like…
Smart ContractsSmart contracts, the self-executing code on blockchains, have revolutionized various industries. From decentralized finance (DeFi) to supply chain management, their potential is undeniable. However, with great power…
Web3.0Remember that strange feeling when an ad pops up for that exact pair of shoes you just peeked at online? Web2, the internet we know today, thrives on personalization, but at what cost? Our data, from browsing habits to…
Web3.0TL;DR Etherscan is the leading Ethereum block explorer, but alternatives offer unique features and specialized functionalities. Top options include BscScan (for Binance Smart Chain), Polygonscan (for Polygon), FTMScan…
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